Jump shoes

ABSTRACT

The present invention relates to jump shoes, at which a coil spring  40  is installed, wherein a flexible blocking member  50  is installed to fully enclose around the middle layer  20  and the bottom layer  30 , a connecting band  60  is fixed to the bottom layer  30  to discharge both ends of the connecting band  60  through a discharging hole  502  formed at both sides of the blocking member  50 , and fastening means such as a Velcro tape  70   a  or a buckle band  70   b  is formed at the both ends of the connecting band  60  to fasten the both ends of the fastening band  60 , thereby providing a jumping function by resilient force of the coil spring, or suppressing the jumping function.

TECHNICAL FIELD

The present invention relates to jump shoes and, more particularly, tojump shoes capable of enabling a user to jump using resilient force of aresilient member by installing the resilient member between a middlelayer and a bottom layer of a shoe sole, and usually using by employinga fixing member for suppressing the resilient force of the resilientmember.

BACKGROUND ART

Jump shoes has been invented to feel fun and thrill and to obtain anexercise effect of a lower part of the body by installing a resilientmember for jumping at a lower portion of shoes to enable the jumpingusing resilient force of the resilient member after wearing the shoes,and various types of jump shoes has been already filed and registered aspatents and utility models in many countries, or actually developed andcome to a market.

However, products, which have been filed or come to a market, as shownin FIG. 7, includes a middle layer 2′ formed at a lower portion of ashoe 1, a bottom layer 3′ formed in alignment with the middle layerspaced apart from each other, and a resilient member such as a coilspring 4′ having a resilient force installed between them, therebyenabling the user to jump by the resilient force of the resilient memberinstalled between the middle layer and the bottom layer.

However, since the prior art jump shoes should always jump due to theresilient force of the resilient member by means of a human's weightduring simple walking, though the shoes are useful in a jumping play,there is a problem that the shoes does not suppress its jumping in thecase that the shoes are usually used or the jumping should besuppressed, as a result, the jump shoes are limited as only playingshoes.

In addition, since the resilient member such as the coil springinstalled between the middle layer and the bottom layer is exposed tothe exterior and a space between the middle layer and the bottom layeris opened, a different thing such as a stone is inserted between themiddle layer and the bottom layer during the jumping play to cause anirregular jump, thereby causing injuries of ankles or other parts of awearer and decreasing lifetime of the shoes due to damages of the middlelayer and the bottom layer.

DISCLOSURE OF THE INVENTION

Therefore, the present invention is directed to provide jump shoescapable of maximizing its practical usability by enabling the user towear the jump shoes in usual, and previously preventing an irregularjump or damages of respective parts by prohibiting an insertion of adifferent thing between a middle layer and a bottom layer.

According to an aspect of the present invention, there is provided jumpshoes including a spring installed between a middle layer and a bottomlayer of a shoe sole, a case installed to enclose the spring therein, aflexible blocking member installed between the middle layer and thebottom layer to prevent a different thing from being inserted betweenthe middle layer and the bottom layer, and fastening means installed atthe bottom layer to fasten the shoes to suppress resilient force of theresilient member, thereby enabling a usual use of the jump shoes.

BRIEF DESCRIPTION OF THE DRAWINGS

The above and other features and advantages of the present inventionwill become more apparent to those of ordinary skill in the art bydescribing in detail preferred embodiments thereof with reference to theattached drawings in which:

FIG. 1 is an exemplary front view of the present invention;

FIG. 2 is an exemplary side view of the present invention;

FIG. 3 is an exemplary side cross-sectional view of the presentinvention;

FIG. 4 is and exemplary side cross-sectional view of the presentinvention, of which a coil spring is compressed;

FIGS. 5 and 6 are exemplary views of another embodiment of the presentinvention; and

FIG. 7 is an exemplary side view of a prior art jump shoes.

BEST MODE FOR CARRYING OUT THE INVENTION

Jump shoes 10 comprising a middle layer 20 integrally formed with abottom surface of the shoes 10 provided with a shoe strip 102 forfastening the shoe, a plurality of upper cases 202 having adownward-opening installed on the bottom surface, a bottom layer 30formed at a lower portion of the middle layer 20 in parallel with themiddle layer 20 spaced apart from each other, a plurality of lower cases302 having an upward-opening installed on the top surface of the bottomlayer 30, a coil spring 40 inserted between the upper case 202 and thelower case 302 inserted into each other,

wherein a flexible blocking member 50 is installed to fully enclosearound the middle layer 20 and the bottom layer 30, a connecting band 60is fixed to the bottom layer 30 to discharge both ends of the connectingband 60 through a discharging hole 502 formed at both sides of theblocking member 50, and fastening means such as a Velcro tape 70 a or abuckle band 70 b is formed at the both ends of the connecting band 60 tofasten the both ends of the fastening band 60.

Meanwhile, the connecting band 60 is inserted to install its middleportion between the lower case 302 and the 302, and provided with theVelcro tape 70 a formed at its one end and a connecting hole 602 formedat the other end.

Hereinafter, an exemplary embodiment of the present invention will bedescribed in conjunction with the accompanying drawings.

First, FIG. 1 is an exemplary front view illustrating main components ofthe present invention, jump shoes is capable of covering an ankle of awearer to protect the ankle of the wearer, and the shoe strip can beused to maintain a stable wearing feeling by fastening the strip at anappropriate strength.

The middle layer 20 is integrally formed with a lower portion of theshoe 10 using an adhesion method etc. to install the upper case 202having a downward opening at the bottom surface securely using a screwetc.

In addition, the bottom layer 30 is formed at a lower portion of themiddle layer in parallel therewith spaced apart from each other, theupward opened lower case 302 is securely fixed to the upper portion ofthe bottom layer 30 to be opposed to the upper case 202 using a screwetc., and then, the lower case 302 is inserted into the upper case 202,at this time, the coil spring 40 having a strong resilient force isinstalled in between the upper case 202 and the lower case 302, therebyapplying the resilient force between the middle layer 20 and the bottomlayer 30 of the shoe 10.

At this time, most preferably, the coil spring installed in an innerspace where the upper case 202 is combined with the lower case 302 usesa compression coil spring 40, and the coil spring having various springcoefficients may be preferably used depending upon weights of users.

Meanwhile, the flexible blocking member 50 is installed around themiddle layer 20 and the bottom layer 30, which are biased by theresilient force of the coil spring 40 to enclose the upper case 202 andthe lower case 302 installed therein from the exterior, therebypreventing an external different thing from being inserted into a spacebetween the middle layer 20 and the bottom layer 30.

Further, the connecting band 60 is installed at the upper portion of thebottom layer 30, preferably, which is fixed to the bottom layer 30together with the lower case 320 using a screw fixing the lower case 302rather than an adhesion, in order to maintain a secure installation ofthe connecting band 60.

The both ends of the fixed connecting band 60 are discharged through thedischarging hole 502 formed at the upper portion of the blocking member50 installed between the middle layer 20 and the bottom layer 30, theconnecting band 60 being provided with the Velcro tape 70 a at its oneend and the connecting hole 602 at the other end to maintain the securefixation to enable a strong fastening using the Velcro tape 70 a whenthe Velcro tape 70 a is inserted into the connecting hole 602 todischarge upward to be attached thereto.

Therefore, when the user enjoys the jump shoes 10, as shown in FIG. 3,in order to press the coil spring 40 inserted between the upper case 202installed at the middle layer 20 and the lower case 302 installed at thebottom layer 30 after the user wear the shoes, when the Velcro tape 70 ais fastened thereto on the shoes 10 after a distance between the middlelayer 20 and the bottom layer 30 is maintained, as shown in FIG. 4, thecoil spring 40 is compressed and recovered to provide a jumping force tothe user so that the user jumps high by the user's weight whenever theuser stamps his feet.

In addition, when the user wants to suppress the jumping function by theresilient force of the coil spring 40 or to wear the jump shoes 10 for ausual use, the user maximally fasten the Velcro tape 70 a connected tothe connecting band 60 to shorten the distance between the middle layer20 formed at the bottom surface of the shoes 10 and the bottom layer 30,at which the connecting band 60 is installed, to contact the upper case202 installed at the bottom surface of the middle layer 20 and the lowercase 302 installed at the top surface of the bottom layer 30 with eachother to suppress the jumping function by the resilient force of thecoil spring 40, thereby enabling the jump shoes 10 to use asconventional height-increasing shoes.

FIGS. 5 and 6 show another embodiment of the present invention, and thefastening means formed at the end of the connecting band 60 employs thebuckle band 70 b, which is mainly used in a conventional inline skate.Since the buckle band 70 b can more securely maintain the fixation thanthe Velcro tape 70 a, preferably, the buckle band 70 b is used as thefastening means when the shoes are for adults or the coil spring 40having a high spring coefficient is used. And otherwise, various typesof fastening means such as a strip, button, etc. may be applied andmodified to obtain similar effects.

In addition, while the fastening means is shown to have single band, itis possible to dispose a plurality of fastening means depending upon theuser's weight and shoes' size. Although the present invention isdescribed in conjunction with the most preferable embodiment, variousmodifications may be applied within the scope of the present invention.

INDUSTRIAL APPLICABILITY

As can be seen from the foregoing, the present invention is capable ofproviding amusement for enable a user to feel fun and thrill byemploying an jumping function using resilient force of a coil spring byinstalling the coil spring at a bottom surface of shoes, obtaining anexcellent exercise effect through running or jumping, remarkablyaffecting growth and development of growing-up children, andconveniently using the shoes in usual since the jumping function can besuppressed depending upon user's intend, thereby providing an excellentadvantage in usability and commerciality.

1. Jump shoes 10 comprising a middle layer 20 integrally formed with abottom surface of the shoes 10 provided with a shoe strip 102 forfastening the shoe, a plurality of upper cases 202 having adownward-opening installed on the bottom surface, a bottom layer 30formed at a lower portion of the middle layer 20 in parallel with themiddle layer 20 spaced apart from each other, a plurality of lower cases302 having an upward-opening installed on the top surface of the bottomlayer 30, a coil spring 40 inserted between the upper case 202 and thelower case 302 inserted into each other, wherein a flexible blockingmember 50 is installed to fully enclose around the middle layer 20 andthe bottom layer 30, a connecting band 60 is fixed to the bottom layer30 to discharge both ends of the connecting band 60 through adischarging hole 502 formed at both sides of the blocking member 50, andfastening means 70 a and 70 b are formed at the both ends of theconnecting band 60 to fasten the both ends of the fastening band
 60. 2.The jump shoes according to claim 1, wherein the connecting band isinserted between the lower case 302 and the bottom layer 30 at itscenter portion, the connecting band 60 being provided with a hook andloop fasters tape 70 a at its one end and a connecting hole 602 at theother end.
 3. The jump shoes according to claim 1, wherein the fasteningmeans is a buckle band 70 b.